Actually, no - that would happen if I were using map. grep doesn't return the value of the expression, it returns the original element if the expression evaluates to true. Observe: 
$ touch a b e ; perl -le'@f=grep -e, qw(a b c d e f); print "@f"'
a b e

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Makeshifts last the longest.

In reply to Re^4: Remembering values from multiple condition 'if' by Aristotle
in thread Remembering values from multiple condition 'if' by Bukowski

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